Top INVOICE GitHub Repositories & Tools (2026)

Render OG images and paged PDFs from JSX, HTML, and CSS. No headless browser. Runs on Node.js, Cloudflare Workers, browsers, and Rust.

Dolibarr ERP CRM is a modern software package to manage your company or foundation's activity (contacts, suppliers, invoices, orders, stocks, agenda, accounting, ...). it's an open source Web application (written in PHP) designed for businesses of any sizes, foundations and freelancers.

Kimai is the #1 open-source time-tracking application. From freelancers to companies and organisations - everyone can manage timesheets, generate reports, create invoices and so much more... Web-based multi-user application, available as On-Premise or SaaS version: https://www.kimai.org

Open Source CRM for Startups and enterprises. Django + SvelteKit · Self-hosted · Multi-tenant · Free forever

Forme is a document engine for JavaScript, written in Rust and compiled to WASM. Render the HTML and print CSS you already have, or author React, Svelte, Vue, and Preact components. Paginated PDFs in-process - no headless browser.

Pure Rust PDF library for AI/RAG: structure-aware chunking, no ML, no C deps.